Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...

Phil Pister retired in February 1990 following 38 years as a fishery biologist with the California Department of Fish and Game. He studied wildlife conservation and zoology under A. Starker Leopold at the University of California (Berkeley) and...

A portion of the Colorado River and its unique habitat are protected within the Bill Williams River National Wildlife Refuge and offers a glimpse into what this landscape looked like hundreds of years ago.

Situated in central-western Arizona along the Lower Colorado River, the Bill Williams River extends a short 40 miles before emptying into the Colorado River at Lake Havasu. A portion of the river and its unique habitat are protected within the Bill...